Prior to joining Miller Thomson, Sean worked as an associate at a Toronto plaintiff class action firm where he practiced litigation involving product liability, commercial disputes, systemic negligence and securities misrepresentations. Sean was an articling student at a Toronto insurance litigation firm where he worked on a diverse range of litigation matters including professional liability, coverage disputes and medical negligence claims.

Sean completed his law degree at the Schulich School of Law at Dalhousie University. While at law school he honed his advocacy skills working at the Dalhousie Legal Aid Clinic, representing Dalhousie at the McKelvey Cup trial advocacy competition and serving as the president of the university debate club.